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Mathematics, 11.03.2020 22:19 powerprefection4114
The probability that a person in the United States has type B+ blood is 10%. Four un-related people in the United States are selected at random. 1) Find the probability that all fourfour have type B+ blood. 2) Find the probability that none of the five have type B+ blood. 3) Find the probability that at least one of the five has type B+ blood. 4) Which of the events can be considered unusual? Explain. A. None of these events are unusual.
B. The event in part (a) is unusual because its probability is less than or equal to 0.05.
C. The event in part (b) is unusual because its probability is less than or equal to 0.05.
D. The event in part (c) is unusual because its probability is less than or equal to 0.05.
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The probability that a person in the United States has type B+ blood is 10%. Four un-related people...
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